Operation - Endress+Hauser iTEMP TMT122 Mode D'emploi

TMT122

6 Operation

Presettable parameters
Standard settings
16
Potential levelling
Please take note when installing the transmitter: The screen on the
4 to 20 mA signal output must have the same potential as the screen at the
sensor connections!
In plants with strong electromagnetic fields, screening of all cables with a low
ohm connection to ground is recommended.
It is recommended that screened cable should be used in installations outside
buildings, due to the danger of lightning strikes.
Setting up of the transmitter is done using the HART
®
HART modem COMMUBOX FXA191 or FXA195 and PC operating soft-
ware (FieldCare or ReadWin
Xpert SFX100 or the hand operating module DXR375. These units are availa-
ble as accessories. See "Accessories" on page 17.
The following table shows the structure of the PC configuration software
®
ReadWin 2000 interactive menu operation:
• Sensor type
• Connection mode (2-, 3- or 4-wire connection)
• Units (°C/°F)
• Measurement range start (depends on sensor)
• Measurement range end (depends on sensor)
• Coefficient X0 to X4 (on sensor type polynom RTD/TC)
• Temperature compensation (on sensor type polynom TC)
®
®
2000) or using the device configurator Field
protocol using the
Endress+Hauser